The oxoacid of sulphur which contains two sulphur atoms in different oxidation states is

The oxoacid of sulphur which contains two sulphur atoms in different oxidation states is

pyrosulphurous acid
hyposulphurous acid
pyrosulphuric acid
persulphuric acid

Solution

The structure of the given oxoacids of sulphur are as

Thus, the oxidation states of two $S$ atoms in pyrosulphurous acid are different.

Asked in: AP EAMCET 2012

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